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CCDB → Angiosperms → Compositae → Cirsium → Cirsium mexicanum DC.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Cirsium mexicanum var. mexicanum | Cirsium mexicanum DC. | 11(1) | Asteracea | Ownbey 1968 Brittonia | ||
| Cirsium mexicanum DC. | Cirsium mexicanum DC. | 10(1) | Asteracea | Turner et al. 1961 Rhodora | |||
| ! | Cirsium mexicanum var. mexicanum | Cirsium mexicanum DC. | 11(1) | 22(4) | Asteracea | Ownbey 1968 Brittonia | |
| ! | Cirsium mexicanum var. mexicanum | Cirsium mexicanum DC. | 12(6) | 24(10) | Asteracea | Ownbey 1968 Brittonia | |
| Cirsium mexicanum DC. | Cirsium mexicanum DC. | 11II | IPCN online | Carr, G. D., R. M. King, A. M. Powell & H. Robinson. 1999. Chromosome numbers in Compositae. XVIII. Amer. J. Bot. 86(7): 1003–1013. | |||
| Cirsium mexicanum DC. | Cirsium mexicanum DC. | 22 | IPCN online | Ownbey, G. B., P. H. Raven & D. W. Kyhos. 1975 [1976]. Chromosome numbers in some North American species of the genus Cirsium. III. Western United States, Mexico, and Guatemala. Brittonia 27(4): 297–304. | |||
| ! | Cirsium mexicanum DC. | Cirsium mexicanum DC. | 11 | 22 | IPCN67-71 | OWNBEY, G.B. 1968. Cytotaxonomic notes on eleven species of Cirsium native to Mexico. Brittonia 20: 336-342. | |
| ! | Cirsium mexicanum DC. | Cirsium mexicanum DC. | 11 | 22 | IPCN67-71 | OWNBEY, G.B. 1968. Cytotaxonomic notes on eleven species of Cirsium native to Mexico. Brittonia 20: 336-342. | |
| ! | Cirsium mexicanum DC. | Cirsium mexicanum DC. | 12 | 24 | IPCN67-71 | OWNBEY, G.B. 1968. Cytotaxonomic notes on eleven species of Cirsium native to Mexico. Brittonia 20: 336-342. | |
| ! | Cirsium mexicanum DC. | Cirsium mexicanum DC. | 11 | IPCN67-71 | OWNBEY, G.B. 1968. Cytotaxonomic notes on eleven species of Cirsium native to Mexico. Brittonia 20: 336-342. | ||
| Cirsium mexicanum DC. | Cirsium mexicanum DC. | 22 | Cave1963 | Ownbey & Hsi 1963 |